Start learning 50% faster. Sign in now
ATQ, Expand (3a - 4b - 2c)² using the formula: On Squaring each term: (3a)2 = 9a2, (− 4b)2 =16b2, (−2c)2 = 4c2 Multiply pairs of terms: 2(3a) (−4b) = −24ab, 2(3a) (−2c) = −12ac, 2(−4b) (−2c) = 16bc On Combining everything, we get 9a ² + 16b² + 4c² – 24ab – 12ac + 16bc
Find the wrong number in given number series.
2835, 3460, 3335, 3360, 3354, 3356
3, 4, 9, 28, 116, 566, 3397
120, 136, 111, 147, 93, 162, 81
79, 152, 231, 314, 405, 500
112, 236, 374, 546, 790, 1376
Find the wrong number in the given number series.
3, 7, 22, 89, 445, 2671
Find the wrong number in given number series.
2048, 2258, 2378, 2438, 2454, 2468
71 81 61 101 51 181
4, 8, 24, 96, 485, 2880, 20160
- 80, - 44, - 4, 88, 216, 380